25672988927652 has 144 divisors (see below), whose sum is σ = 66693829816320. Its totient is φ = 7679389798080.

The previous prime is 25672988927617. The next prime is 25672988927657.

25672988927652 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (25672988927657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 527976613 + ... + 528025235.

Almost surely, 2^{25672988927652} is an apocalyptic number.

25672988927652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25672988927652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33346914908160).

25672988927652 is an abundant number, since it is smaller than the sum of its proper divisors (41020840888668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25672988927652 is a wasteful number, since it uses less digits than its factorization.

25672988927652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53334 (or 53321 counting only the distinct ones).

The product of its digits is 3657830400, while the sum is 78.

The spelling of 25672988927652 in words is "twenty-five trillion, six hundred seventy-two billion, nine hundred eighty-eight million, nine hundred twenty-seven thousand, six hundred fifty-two".